Drug wars, worker strikes -- The stuff you see on the TV news is not exactly what you want to see on your vacation. But even still, people were taking vacations to Mexico and Greece -- at a significant discount.

Tess Vigeland and Kathy Kristof from CBS Moneywatch.com answer listener questions on how to invest to supplement retirement in the future, how much to help a child out with college costs and how to dig yourself out of college debt.